Drip Edge: Is It Really Important on a Metal Roof?
By Sharon Thatcher Drip edge is a no-brainer for asphalt roofs, and is now required by most building codes. But what about the use of drip edge on a metal roof? We asked CertainTeed (www.certainteed.com), which now makes a metal roofing system called Matterhorn, for their recommendations in this question-and-answer sequence:...